无法使用完全限定名从CMD启动java文件

Question

Boss@DESKTOP-F8O3V2Q /cygdrive/c/eclipse/workspace/MVN/3cx-driver/src
$ java com.software._3cx.main.PBXConnection
Error: Could not find or load main class com.software._3cx.main.PBXConnection

package com.software._3cx.main;

public class PBXConnection extends Proxy {

public PBXConnection(ServerSettings settings) {
    super(settings);
}

public static void main(String args[]) {
....

C:\eclipse\workspace\MVN\3cx-driver\src>tree
Folder PATH listing for volume OS
Volume serial number is 00000074 D019:C44D
C:.
└───com
    └───software
        └───_3cx
            └───main

C:\eclipse\workspace\MVN\3cx-driver\src\com\software\_3cx\main>dir
 Volume in drive C is OS
 Volume Serial Number is D019-C44D

 Directory of C:\eclipse\workspace\MVN\3cx-driver\src\com\software\_3cx\main

06/04/2017  16:31    <DIR>          .
06/04/2017  16:31    <DIR>          ..
06/04/2017  16:22               115 EventProcessor.java
06/04/2017  16:31             1,434 PBXConnection.class
06/04/2017  16:21             1,994 PBXConnection.java
               3 File(s)          3,543 bytes
               2 Dir(s)  355,750,649,856 bytes free

编辑：

Boss@DESKTOP-F8O3V2Q /cygdrive/c/eclipse/workspace/MVN/3cx-driver/src
$ javac -cp C:/Apache/apache-tomcat-7.0.56/lib/orderlycalls.jar com/software/_3cx/main/PBXConnection.java

Boss@DESKTOP-F8O3V2Q /cygdrive/c/eclipse/workspace/MVN/3cx-driver/src
$ java -cp C:/Apache/apache-tomcat-7.0.56/lib/orderlycalls.jar com.software._3cx.main.PBXConnection
Error: Could not find or load main class com.software._3cx.main.PBXConnection

编辑：实际上我使用的是Java7（我认为Java8正在运行），但它不是

Boss@DESKTOP-F8O3V2Q ~
$ java -version
java version "1.7.0_79"
Java(TM) SE Runtime Environment (build 1.7.0_79-b15)
Java HotSpot(TM) 64-Bit Server VM (build 24.79-b02, mixed mode)

Boss@DESKTOP-F8O3V2Q ~
$ javac -version
javac 1.7.0_79

Boss@DESKTOP-F8O3V2Q ~
$ which java
/cygdrive/c/Program Files/Java/jdk1.7.0_79/bin/java

Boss@DESKTOP-F8O3V2Q ~
$ which javac
/cygdrive/c/Program Files/Java/jdk1.7.0_79/bin/javac

Answer 1

通常，在类似Linux的系统中，您将使用冒号设置类路径，如下所示：

java -cp "somelibrary.jar:." MyMainClass
                         ^

但是，如果您使用Windows java，您将得到您删除的错误，指示java无法找到您指定的类。

如果确保类路径中有一个分号，它应该可以很好地运行主类：

java -cp "somelibrary.jar;." MyMainClass
                         ^